What is a database schema in oracle?
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Explain mutating triggers.
what is exact difference between drop and truncate table.
What is an oracle wallet?
How can one skip any number of rows while loading the DB tables with SQL Loader? Similarly how can one skip any column?
How to test null values?
What are transaction isolation levels supported by oracle?
material view and view disadvantages?
The table has 3 columns 4 rows. The output is which column has least null values( A COL SHOULD BE THE OUTPUT) Write the query plz. A B C ================ 1 NULL 2 NULL 3 4 NULL 5 6 7 NULL NULL O/P C = 2 4 6
What different of iner joint & outer joint with example
how to select second mauximum value in a given table under salary column
In which language oracle has been developed?
why you need store procedure ? where do we use it in a Java project? can you get the code for as store procedure using in Java?